She introduced western competitive team sports, including hockey and cricket, to Japanese women's colleges.

[1] When Nikaidō was assigned to teach gymnastics at Ishikawa Prefectural High School for Girls, she felt unprepared for the subject.

She spent three years in England, working with Martina Bergman-Österberg at her training college at Kingsfield House in Kent.

She and Inokuchi Akuri both tried to develop practical clothing for women's exercise and sports programs at their schools, Nikaidō favoring tunics similar to what she saw in England, and Inokuchi favoring the middy blouse and short skirts she saw in the United States.

[3] One of Nikaidō Taiso Juku's first students, track athlete Hitomi Kinue, became the first Japanese woman to win an Olympic medal, and returned to the school as an instructor.